ISI501 True sine wave DC/AC inverter with MPPT solar charger True sine wave output (THD3%) High surge power up to 1000W High efficiency up to 88% High frequency design Thermostatically controlled cooling fan Protections Bat. low alarm / Bat. low shutdown / Over voltage / Over temp. / Output short / Input polarity reverse / Overload Builtin 500W MPPT solar charger, MPPT efficiency98%(Typ.) Builtin remote ONOFF control Builtin battery low relay contact LED indicator for operation status and battery capacity 3 years warranty Inverter sekcija Snaga450W